ATE338073T1 - Prozess zur reduzierung des gehaltes an fluorierten emulgatoren in wässrigen fluorpolymer-dispersionen - Google Patents

Prozess zur reduzierung des gehaltes an fluorierten emulgatoren in wässrigen fluorpolymer-dispersionen

Info

Publication number
ATE338073T1
ATE338073T1 AT02100547T AT02100547T ATE338073T1 AT E338073 T1 ATE338073 T1 AT E338073T1 AT 02100547 T AT02100547 T AT 02100547T AT 02100547 T AT02100547 T AT 02100547T AT E338073 T1 ATE338073 T1 AT E338073T1
Authority
AT
Austria
Prior art keywords
fluoropolymer dispersion
aqueous
aqueous fluoropolymer
anion exchange
exchange resin
Prior art date
Application number
AT02100547T
Other languages
German (de)
English (en)
Inventor
Rebekka Epsch
Klaus Hintzer
Gernot Loehr
Werner Schwertfeger
Original Assignee
3M Innovative Properties Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=29286201&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE338073(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Application granted granted Critical
Publication of ATE338073T1 publication Critical patent/ATE338073T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F6/00—Post-polymerisation treatments
    • C08F6/14—Treatment of polymer emulsions
    • C08F6/16—Purification
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F6/00—Post-polymerisation treatments
    • C08F6/14—Treatment of polymer emulsions
    • C08F6/20—Concentration
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
    • C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L27/12—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
AT02100547T 2002-05-22 2002-05-22 Prozess zur reduzierung des gehaltes an fluorierten emulgatoren in wässrigen fluorpolymer-dispersionen ATE338073T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP02100547A EP1364972B1 (en) 2002-05-22 2002-05-22 Process for reducing the amount of fluorinated surfactant in aqueous fluoropolymer dispersions

Publications (1)

Publication Number Publication Date
ATE338073T1 true ATE338073T1 (de) 2006-09-15

Family

ID=29286201

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02100547T ATE338073T1 (de) 2002-05-22 2002-05-22 Prozess zur reduzierung des gehaltes an fluorierten emulgatoren in wässrigen fluorpolymer-dispersionen

Country Status (11)

Country Link
US (2) US6825250B2 (ru)
EP (1) EP1364972B1 (ru)
JP (1) JP4351155B2 (ru)
CN (1) CN1656128A (ru)
AT (1) ATE338073T1 (ru)
AU (1) AU2003234457A1 (ru)
CA (1) CA2484299A1 (ru)
DE (1) DE60214343T2 (ru)
RU (1) RU2319712C2 (ru)
WO (1) WO2003099879A1 (ru)
ZA (1) ZA200410285B (ru)

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US7304101B2 (en) * 2004-07-19 2007-12-04 3M Innovative Properties Company Method of purifying a dispersion of ionic fluoropolymer
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GB0514387D0 (en) * 2005-07-15 2005-08-17 3M Innovative Properties Co Aqueous emulsion polymerization of fluorinated monomers using a perfluoropolyether surfactant
US7795332B2 (en) 2005-07-15 2010-09-14 3M Innovative Properties Company Method of removing fluorinated carboxylic acid from aqueous liquid
GB0514398D0 (en) 2005-07-15 2005-08-17 3M Innovative Properties Co Aqueous emulsion polymerization of fluorinated monomers using a fluorinated surfactant
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US20080015304A1 (en) 2006-07-13 2008-01-17 Klaus Hintzer Aqueous emulsion polymerization process for producing fluoropolymers
GB0523853D0 (en) 2005-11-24 2006-01-04 3M Innovative Properties Co Fluorinated surfactants for use in making a fluoropolymer
ITMI20051397A1 (it) * 2005-07-21 2007-01-22 Solvay Solexis Spa Polveri fini di fluoropolimeri
JP5106396B2 (ja) * 2005-08-08 2012-12-26 アーケマ・インコーポレイテッド 非フッ素化界面活性剤を用いたフルオロポリマーの重合
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US7754287B2 (en) * 2006-05-31 2010-07-13 E. I. Du Pont De Nemours And Company Process for forming filled bearings from fluoropolymer dispersions stabilized with anionic polyelectrolyte dispersing agents
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WO2008101137A1 (en) * 2007-02-16 2008-08-21 3M Innovative Properties Company System and process for the removal of fluorochemicals from water
WO2008109219A1 (en) * 2007-03-06 2008-09-12 3M Innovative Properties Company System and process for ultrasonically induced cavitation of fluorochemicals
US20080264864A1 (en) 2007-04-27 2008-10-30 3M Innovative Properties Company PROCESS FOR REMOVING FLUORINATED EMULSIFIER FROM FLUOROPOLMER DISPERSIONS USING AN ANION-EXCHANGE RESIN AND A pH-DEPENDENT SURFACTANT AND FLUOROPOLYMER DISPERSIONS CONTAINING A pH-DEPENDENT SURFACTANT
CN101772520B (zh) * 2007-08-07 2012-11-21 大金工业株式会社 低分子量聚四氟乙烯水性分散液、低分子量聚四氟乙烯粉末和低分子量聚四氟乙烯的制造方法
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Also Published As

Publication number Publication date
CA2484299A1 (en) 2003-12-04
US20030220442A1 (en) 2003-11-27
EP1364972A1 (en) 2003-11-26
US6825250B2 (en) 2004-11-30
DE60214343D1 (de) 2006-10-12
ZA200410285B (en) 2006-02-22
RU2004134328A (ru) 2005-07-10
EP1364972B1 (en) 2006-08-30
AU2003234457A1 (en) 2003-12-12
JP2006515375A (ja) 2006-05-25
WO2003099879A1 (en) 2003-12-04
CN1656128A (zh) 2005-08-17
JP4351155B2 (ja) 2009-10-28
US20050070633A1 (en) 2005-03-31
DE60214343T2 (de) 2007-03-29
RU2319712C2 (ru) 2008-03-20

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